This may be the best evidence yet that dinosaur blood can fossilize
Imaging and chemical analysis of a 115-million-year-old dinosaur fossil points to blood cells. But some aren’t convinced.
Category: Science
This armored amphibian once lived and hunted on the seafloor
Gerrothorax maritimus, which existed about 237 million years ago, is the first ever amphibian known to have lived without access to land or freshwater.
Perfectly preserved owl fossil from 47 million years ago could help to solve a major evolutionary mystery
A fledgling owl that lived 47 million years ago in what is now Germany offers tantalizing new clues about when most of these birds became
50% of long COVID patients show improvement in 3 years — but the condition tends to linger in those with this subtype
Symptoms of long COVID ease in half of patients within three years of the infection that kicked off their illness. That’s the primary conclusion of
‘We’re looking at how a bear sees the world’: From forest trails to ‘Sims for Bears,’ researchers are learning how grizzlies navigate a fragmented wilderness
Across 53 challenging days between fall 2020 and spring 2021, a 360-pound (160 kilograms) young male grizzly bear nicknamed “Lingenpolter” tried to cross Interstate 90
Scientists removed the glare from a James Webb telescope image — and unmasked a hidden planet
When it comes to spotting planets orbiting distant stars, the biggest hurdle is often separating the signal from the noise — specifically, trying to distinguish
Gigantic chasm on Mars is still tectonically active
Mars’ supersize Valles Marineris — the largest known canyon in the solar system — is still tectonically active even though the Red Planet is geologically
Physicists sank a telescope 1.5 miles under the sea to put Einstein’s relativity to the test
The view from inside a detector building block, with the yellow buoy of a nearby detection unit clearly visible. (Image credit: Edward Berbee/Nikhef) A particle-detecting
How octopuses squeeze through tiny openings, step by step
In the lab, octopuses used specific moves to slip arms and a bulbous body through tiny holes. The finding could inspire new body plans for
Record-low temperature created on China’s space station
With gravity’s effects mitigated, atoms orbiting Earth on China’s space station reached about 10 trillionths of a kelvin.
Midwestern City Lights
City lights from the midwestern United States to the East Coast sparkle across the landscape a couple of hours before sunrise.
2,800-year-old tomb in Siberia has evidence of the earliest use of cannabis — possibly as a way to calm human sacrifice victims
Archaeologists have unearthed the oldest evidence of cannabis use from a 2,800-year-old monumental tomb in Siberia. The presence of plant seeds in the grave and
Cryptic padlock from a 400-year-old shipwreck finally opened — but it leaves a mystery
An Elizabethan padlock has been opened for the first time in more than 400 years after researchers used X-ray imaging techniques to crack its four-letter
One-third of babies diagnosed with peanut allergy don’t actually have one, study hints
A peanut allergy diagnosis in infancy can mean years of avoiding the food or undergoing treatments to build tolerance. But a recent study suggests that